Chemicals and Drugs

Niclosamide

An antihelmintic that is active against most tapeworms. (From Martindale, The Extra Pharmacopoeia, 30th ed, p48)

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An antihelmintic that is active against most tapeworms. (From Martindale, The Extra Pharmacopoeia, 30th ed, p48)

Chemical Identity

Chemical Information

Molecular Formula
C13H8Cl2N2O4
Molecular Weight
327.12 g/mol
CAS Registry No.
50-65-7
IUPAC Name
5-chloro-N-(2-chloro-4-nitrophenyl)-2-hydroxybenzamide
InChIKey
RJMUSRYZPJIFPJ-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1[N+](=O)[O-])Cl)NC(=O)C2=C(C=CC(=C2)Cl)O
MeSH Unique ID
D009534
Source
PubChem CID 4477

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

11 entry terms
  • Bayer 2353
  • Bayer 73
  • Bayluscide
  • Clonitralide
  • Fenasal
  • Niclocide
  • Niclosamide, 2-Aminoethanol (1:1)
  • Phenasal
  • Radewerm
  • Trédémine
  • Yomesan

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

78; was YOMESAN 1963-77 (Prov 1963-72); YOMESAN was see NICLOSAMIDE 1978-96; CLONITRALIDE was (NM) 1975-96

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Niclosamide. Medical Subject Headings (MeSH). 2026. Unique ID D009534. http://id.nlm.nih.gov/mesh/2026/D009534
  2. Niclosamide. In: Wikipedia. https://en.wikipedia.org/wiki/Niclosamide
  3. Niclosamide. In: Wikidata. https://www.wikidata.org/wiki/Q418523
  4. Niclosamide. In: PubChem Compound. CID 4477. https://pubchem.ncbi.nlm.nih.gov/compound/4477